无人机视频测绘传感器内方位及畸变参数检定方法研究  

Geometric calibration method of interior orientation and distortion parameters of airborne mini visual sensor

作　　者：薛艳丽 任亚锋 薛晓娟 戴芳 刘晓龙 雒燕飞 XUE Yanli;REN Yafeng;XUE Xiaojuan;DAI Fang;LIU Xiaolong;LUO Yanfei(China TOPRS Technology Co.,Ltd.,Beijing 100039,China;Key Laboratory for Aerial Remote Sensing Technology of the Ministry of Natural Resources,Beijing 100039,China;Beijing Low Altitude Remote Sensing Data Processing Engineering Technology Research Center,Beijing 100039,China)

机构地区：[1]中测新图(北京)遥感技术有限责任公司,北京100039 [2]自然资源部航空遥感技术重点实验室,北京100039 [3]北京市低空遥感数据处理工程技术研究中心,北京100039

出　　处：《测绘技术装备》2023年第1期56-61,共6页Geomatics Technology and Equipment

基　　金：国家重点研发计划(2018YFF0215301)。

摘　　要：视频测绘系统可实现视频流实时地理编码。为提高视频测绘成果的测量精度,本文研究了视频传感器的精确几何检定技术。针对视频传感器检定方法尚未定型的现状,本文从视频传感器成像及检定机理出发,分析了常见视频传感器类别及特点,通过理论与实践相结合的方法,总结了视频测绘传感器的检定方法、流程与指标,并通过试验验证分析,证明了该检定方法的合理性与可行性。Video mapping system can realize real time geocoding of video streams.In order to improve the measurement accuracy of video mapping results,this paper studies the geometric accuracy calibration technology of video sensors.Since the calibration method for video sensors has not been finally determined,this paper,therefore,analyzes the types and characteristics of common video sensors from the perspective of video sensor imaging and calibration mechanism,it summarizes the calibration methods,processes and indicators of video mapping sensors by combining the theory and practice,and proves the rationality and feasibility of the verification method through test calibration analysis.

关 键 词：定焦视频传感器 变焦视频传感器 摄影测量学 几何检定 畸变参数 

分 类 号：P237[天文地球—摄影测量与遥感]